.guide-start
  width 720px
  height 450px
  padding 20px 30px !important
  text-align center
.guide-start-video
  margin-top -10px
  width 660px
  height 372px
  background #000
  text-align center
.guide-start-video-container
  width 660px
  height 372px
  cursor pointer
.guide-start-hint
  height 30px
  line-height 30px
  width 100px
  background #555
  opacity .3
  color #fff
  border-radius 5px
  margin 0 auto
  position relative
  top -100px
  cursor pointer
.tip
  width 100%
  background-color transparent
  margin 0 
  display block